From your posting, I think you need either to re-read your section on that or read it for the first time.

Now for your issue.

THis happens because the SLM process was not used before the SLAs were agreed.

The SLA should have been agreed once all of the OLAs and UCs time lines and delivery times had been identified so that you can ensure that the SLA you have can be relevant_________________John Hardesty
ITSM Manager's Certificate (Red Badge)